gdk_desc.h

这个是内存数据库中的一个管理工具

#ifndef _GDK_DESC_H_
#define _GDK_DESC_H_


#define GDKversionOK(x)	((x)>=GDKLIBRARY_OLD && (x)<=GDKLIBRARY)





int BATsavedesc(BAT *b, str nme);
BAT *BATloaddesc(str nme);



gdk_export BAT *BATconvert(BAT *b, int direction);






typedef unsigned int normal_int;

#define strcpy_COPY(x,y)	strcpy(x,y);
#define short_int_COPY(x)	x
#define normal_int_COPY(x)	x
#define normal_bat_COPY(x)	x
#define long_long_COPY(x)	x
#define normal_oid_COPY(x)	x
#define normal_sizet_COPY(x)	x
#define normal_hasht_COPY(x)	x
#define normal_BUN_COPY(x)	x

#define strcpy_SWAP(x,y)
#define normal_bat_SWAP(x)	((bat) normal_int_SWAP((int) x))
#if SIZEOF_OID == SIZEOF_INT
#define normal_oid_SWAP(x)	((oid) normal_int_SWAP((int)x))
#else
#define normal_oid_SWAP(x)	((oid) long_long_SWAP((lng)x))
#endif
#if SIZEOF_SIZE_T == SIZEOF_INT
#define normal_sizet_SWAP(x)	((size_t) normal_int_SWAP((int)x))
#define normal_vart_SWAP(x)	((var_t) normal_int_SWAP((int)x))
#define normal_hasht_SWAP(x)	((hash_t) normal_int_SWAP((int)x))
#define normal_BUN_SWAP(x)	((BUN) normal_int_SWAP((int)x))
#else
#define normal_sizet_SWAP(x)	((size_t) long_long_SWAP((lng)x))
#define normal_vart_SWAP(x)	((var_t) long_long_SWAP((lng)x))
#define normal_hasht_SWAP(x)	((hash_t) long_long_SWAP((lng)x))
#define normal_BUN_SWAP(x)	((BUN) long_long_SWAP((lng)x))
#endif

#endif /* _GDK_DESC_H_ */